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Finding the Fourth Proportional to 4,742.44, 7,101.22 and 3,348.24

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Solution

The fourth proportional to 4,742.44, 7,101.22 and 3,348.24 is: 5,013.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.44 : 7,101.22 = 3,348.24 : x
  2. Step 2: Convert to fraction form
    4,742.44/7,101.22 = 3,348.24/x
  3. Step 3: Cross multiply
    4,742.44x = 7,101.22 × 3,348.24
  4. Step 4: Simplify right side
    4,742.44x = 23,776,588.85
  5. Step 5: Solve for x
    x = 23,776,588.85/4,742.44
  6. Step 6: Final answer
    x = 5,013.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.